CN112453210A - Rib pressing die and rib plate manufacturing method - Google Patents
Rib pressing die and rib plate manufacturing method Download PDFInfo
- Publication number
- CN112453210A CN112453210A CN201910843914.7A CN201910843914A CN112453210A CN 112453210 A CN112453210 A CN 112453210A CN 201910843914 A CN201910843914 A CN 201910843914A CN 112453210 A CN112453210 A CN 112453210A
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- Prior art keywords
- die
- beading
- rib
- plate
- upper die
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
- B21D13/02—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing
Abstract
The invention belongs to the field of rib plate manufacturing, and particularly relates to a rib pressing die and a rib plate manufacturing method, wherein the rib pressing die comprises an upper die and a lower die, and the lower die is a female die; the upper die comprises a bending knife body, and the part of the corresponding bending knife head is arranged to be a male die matched with the lower die; the edge pressing bodies are arranged on the front side and the rear side of the upper die and provided with edge pressing faces used for pressing the parts, located on the two sides of the groove, of the plate-shaped component in the beading process and preventing the parts, located on the two sides of the groove, of the plate-shaped component from tilting in the beading process. The bending cutter head part is arranged to be a male die, so that the bending cutter becomes an upper die of the rib pressing die, the integral structure of the rib pressing die is very simple, the die is not required to be designed with a large amount of time, the installation operation of the die is simple and easy to implement, in addition, the rib pressing bodies are arranged on the front side and the rear side of the upper die, the two side parts of the groove of the plate-shaped part can be prevented from tilting in the rib pressing process through the compression of the rib pressing bodies, and the rib pressing die can process rib plates in qualified shapes.
Description
Technical Field
The invention belongs to the field of rib plate manufacturing, and particularly relates to a rib pressing die and a rib plate manufacturing method.
Background
In actual production, for some plate-shaped components, such as cabinet side plates, cabinet inner valves, etc., in order to improve the structural strength or the aesthetic degree thereof, rib grooves are processed on the corresponding plate bodies, and the plate-shaped components are processed into rib plates. In the prior art, the manufacturing method of the rib plate mostly adopts stamping forming of a stamping die, but the design and production cost of the stamping die are higher, and the stamping die is complex in structure and needs to spend certain time for manufacturing, assembling and debugging, so that the manufacturing period and cost of the rib plate are increased undoubtedly, particularly when the size, length or shape of a rib groove changes, the stamping die needs to be redesigned, and the manufacturing period and cost of the rib plate are greatly increased.
Disclosure of Invention
The invention aims to provide a rib pressing die, which aims to solve the technical problems of high production cost and long production period of the prior art that the conventional stamping die is adopted by the rib pressing die; the invention also aims to provide a rib plate manufacturing method to solve the technical problems of high production cost and long production period caused by the fact that the conventional stamping die is adopted for stamping in the rib plate manufacturing process in the prior art.
In order to achieve the purpose, the rib pressing die adopts the following technical scheme:
a rib pressing die comprises an upper die and a lower die, wherein the lower die is a female die; the upper die comprises a bending cutter body, and the part of the corresponding bending cutter head is arranged to be a male die matched with the lower die; the beading die is characterized in that the beading die further comprises a beading body arranged on the front side and the rear side of the upper die, the beading body is provided with a beading surface for compacting the parts of the plate-shaped component on the two sides of the groove in the beading process and preventing the parts of the plate-shaped component on the two sides of the groove from tilting in the beading process.
The invention has the beneficial effects that: the part of the bending knife corresponding to the knife head is arranged to be a male die matched with the lower die of the rib pressing die, so that the rib pressing die with a very simple structure is obtained, the die does not need to be designed in a large time consumption mode, the production and manufacturing cost of the rib pressing die is reduced, in addition, the upper end of the bending knife body is of a clamping structure matched with the bending machine, the upper die can be directly fixed on the mounting structure of the bending machine during use, and the mounting operation of the die is simple and easy to implement. When the plate-shaped component is ribbed, the space and the density of rib grooves on the plate-shaped component can be controlled by controlling the placing position of the plate-shaped component between the upper die and the lower die, and a plurality of dies are not required to be designed due to the density change of the rib grooves on the plate-shaped component. Furthermore, the front side and the rear side of the upper die are provided with the edge pressing bodies, and through the pressing and restraining of the edge pressing bodies, the two side parts of the groove of the plate-shaped component can be prevented from tilting in the rib pressing process, so that the rib pressing die can process rib plates in qualified shapes.
Furthermore, the edge pressing body is a pressing strip with the length extending along the width direction of the upper die, and the lower surface of the pressing strip forms the edge pressing surface.
The beneficial effects are that: the blank holder body is arranged to be a pressing strip extending along the width direction of the upper die, so that the blank holder body can sufficiently and effectively compress and restrain the plate-shaped component.
Further, the blank holder is detachably mounted on the upper die.
The beneficial effects are that: the layering demountable installation is gone up the mould on, makes things convenient for the production of ribbing mould to make, simultaneously, changes when plate-like part size, can change the layering of suitable size according to actual demand.
Furthermore, the lower end of the upper die is a plane with a bulge in the middle, and the bulge forms the male die.
The beneficial effects are that: the lower end of the upper die is arranged to be a plane, the protrusion is arranged on the plane to serve as the male die, the two sides of the male die are planes, and when the rib pressing machining is conducted, the planes on the two sides of the male die can cooperate with the edge pressing body to press the plates on the two sides of the groove, so that the plate-shaped parts located on the two sides of the groove are effectively prevented from tilting in the rib pressing process.
Furthermore, the front side and the rear side of the lower end of the upper die are plane mounting surfaces for mounting the edge pressing body.
The beneficial effects are that: the front side and the rear side of the lower end of the upper die are set as plane mounting surfaces, so that the edge pressing body is convenient to mount.
Further, the lower die is of a segmented structure along the length direction.
Has the advantages that: the lower die is arranged to be of a sectional type structure along the length direction, and when the lower die is produced and processed, the lower die can be processed and produced independently at each section, so that the difficulty in production and manufacturing of the lower die is reduced.
In order to achieve the purpose, the rib plate manufacturing method adopts the following technical scheme:
a rib plate manufacturing method is characterized in that a rib pressing die is arranged on a bending machine to perform rib pressing processing on a plate-shaped part; the rib pressing die comprises an upper die and a lower die, and the lower die is a female die; the upper die comprises a bending cutter body, and the part of the corresponding bending cutter head is arranged to be a male die matched with the lower die; the beading die is characterized in that the beading die further comprises a beading body arranged on the front side and the rear side of the upper die, the beading body is provided with a beading surface for compacting the parts of the plate-shaped component on the two sides of the groove in the beading process and preventing the parts of the plate-shaped component on the two sides of the groove from tilting in the beading process.
The invention has the beneficial effects that: the rib pressing die is arranged on a bending machine to press ribs on the plate-shaped part, and the upper die comprises a bending knife body, and the upper end of the bending knife body is of a clamping structure matched with the bending machine, so that the upper die can be directly fixed on the mounting structure of the bending machine during use, and the mounting operation of the die is simple and easy. When the plate-shaped component is ribbed, the space and the density of rib grooves on the plate-shaped component can be controlled by controlling the placing position of the plate-shaped component between the upper die and the lower die, and a plurality of dies are not required to be designed due to the density change of the rib grooves on the plate-shaped component. Furthermore, the front side and the rear side of the upper die are provided with the edge pressing bodies, and through the pressing and restraining of the edge pressing bodies, the two side parts of the groove of the plate-shaped component can be prevented from tilting in the rib pressing process, so that the rib pressing die can process rib plates in qualified shapes. By adopting the method to manufacture the rib plate, the manufacturing cost of the rib plate can be obviously reduced, and the manufacturing period of the rib plate is shortened.
Further, the lower die is of a segmented structure along the length direction.
Has the advantages that: the lower die is arranged to be of a sectional type structure, so that the lower die is prevented from being inconvenient to carry and install on the bending machine due to the fact that the lower die is a whole body with large mass.
Furthermore, the lower end of the upper die is a plane, and a bulge matched with the shape of the groove to be formed is arranged in the middle of the plane to form the male die.
The beneficial effects are that: the lower end of the upper die is arranged to be a plane, the protrusions are arranged on the plane and serve as male dies, so that two sides of the male dies are planes, and when rib pressing is conducted, the planes on two sides of the male dies can cooperate with the edge pressing bodies to press the plates on two sides of the groove, and the two side parts of the groove of the plate-shaped component are effectively prevented from tilting in the rib pressing process.
And further, after the upper die and the lower die are matched to complete rib pressing, maintaining the pressure for a period of time and then opening the die.
The rib plate forming die has the beneficial effects that the pressure is maintained for a period of time after rib pressing forming, the forming state of the rib plate is ensured to be more stable, and the rib plate cannot rebound after die opening.
Drawings
FIG. 1 is a view showing a state of use of a beading die according to the present invention;
FIG. 2 is a front view of the ribbed grinding tool of the present invention in use;
FIG. 3 is a schematic view showing the structure of a bending knife and the assembly relationship between a pressing bar and the bending knife in embodiment 1 of the beading die of the present invention;
FIG. 4 is a schematic view showing a structure of a bending knife and an assembly relationship between a pressing bar and the bending knife in embodiment 2 of the beading die of the present invention;
in the figure: 1-upper mould; 2-lower mould; 3-bending the cutter body; 4-bending machine upper part; 5-the lower part of a bending machine; 6-a plate-like member; 7-layering; 8-fastening bolts; 9-arc-shaped bulge; 10-plane; 23-bending the cutter body; 27-pressing strips; 29-arc-shaped bulge.
Detailed Description
An embodiment 1 of the beading die of the present invention, as shown in fig. 1 and 2, includes an upper die 1 and a lower die 2. In this embodiment, lower mould 2 is the block structure, and its upper surface processing has and treats the shaping recess of shaping recess size adaptation, goes up the structure of mould 1 as shown in fig. 3, goes up mould 1 and is reformed transform through milling process by the sword of bending and form, including bending sword cutter body 3, the upper portion of bending sword cutter body 3 is the mounting structure with 4 adaptations on bender upper portion for the installation of mould 1 on the bender is realized, bending sword cutter head portion becomes the terrace die with lower mould 2 complex through milling process.
During the use, will go up mould 1 and fix on bender upper portion 4, lower mould 2 is fixed on bender lower part 5, and the plate part 6 of treating the processing is placed on lower mould 2, through operation bender, drives and goes up mould 1 and pushes down, and the rib groove is pushed out to the recess cooperation on terrace die and the lower mould 2 on plate part 6, the shaping becomes the gusset.
In order to prevent the two side parts of the groove of the plate-shaped component 6 from warping and deforming in the beading process, the upper die 1 is further provided with the beading bodies, and the thickness direction of the bending knife body 3 is defined as the front-back direction. In other embodiments, if the width of the groove to be processed is small, the flat plate portions of the plate-shaped component at the two ends of the groove will not tilt in the beading process under the condition that the beading bodies are not arranged for compacting, and the beading bodies are arranged on the left side and the right side of the upper die but only on the front side and the rear side of the upper die.
In this embodiment, as shown in fig. 2 and 3, the blank holder is specifically a bead 7 disposed on the upper die 1. Regarding the fixing manner of the pressing bar 7 on the upper die 1, in this embodiment, the pressing bar 7 is detachably fixed on the upper die 1, specifically, a threaded hole (not shown in the figure) is formed on the upper die 1, a fixing hole corresponding to the threaded hole is formed on the pressing bar 7, and the fixing bolt 8 is inserted into the fixing hole and the threaded hole to fix the pressing bar 7 on the upper die 1. The lower surface of the bead 7 forms the bead seat.
In other embodiments, the front side surface and the rear side surface of the bending knife may be provided with slots extending along the width direction of the bending knife, the side surfaces of the two ends of the bending knife are provided with slots extending along the thickness direction of the bending knife, correspondingly, the insert block is processed on the pressing strip, and the pressing strip is inserted on the bending knife. Of course, the pressing strip can be fixed on the upper die in a non-detachable mode, such as a welding mode and a riveting mode. For the form of the edge pressing body, in other embodiments, the edge pressing body may also be provided as pressing blocks arranged at intervals in the width direction of the bending knife. When the groove to be processed is a through groove, the edge pressing bodies can be arranged on the front side and the rear side of the upper die only so as to press down the parts of the restrained plate-shaped component on the two sides of the groove in the rib pressing process and prevent the plate-shaped component from tilting and deforming in the rib pressing process.
In the embodiment, the specific structure of the upper die 1 is as shown in fig. 3, the bending tool bit part is processed into a plane 10 with an arc-shaped protrusion 9 in the middle through milling, the arc-shaped protrusion 9 forms a male die of the upper die 1, the male die is matched with the lower die 2, an arc-shaped groove is punched on the plate-shaped part 6, and the rib plate is manufactured. For the upper die 1 with the structure, if the plane width sizes of the two sides of the arc-shaped bulge 9 are smaller, a bending lower die with a proper size is equipped under the condition that the pressing strip 7 is not arranged, and the upper die 1 can be used as a bending knife. For lower mould 2, for the convenience of the processing production of lower mould 2, set up lower mould 2 into the sectional type structure along length direction, during processing production, process production alone to each small segment lower mould, then assemble into lower mould 2 on the bender with each small segment lower mould.
Further, in order to facilitate the installation of the pressing strip 6, after the milling process, the front side and the rear side of the lower end of the upper die 1 are both plane installation surfaces. After the pressing strips 7 are installed, the planes on the two sides of the arc-shaped protrusions 9 can cooperate with the edge pressing surfaces to compress and restrain the plate-shaped component 6, so that the plate-shaped component 6 positioned around the groove is prevented from being tilted and deformed in the rib pressing process.
In other embodiments, the shape of the punch may be adaptively set according to the shape of the actual groove, for example, when the cross-sectional shape of the groove to be processed is rectangular or trapezoidal, the punch head portion of the bending knife may be processed into a rectangular or trapezoidal protrusion to form the punch.
The embodiment 2 of the beading die is different from the embodiment 1 in that in the embodiment 1, a bending knife is transformed into an upper die by milling a knife head part of the bending knife, in the embodiment, the required upper die is directly designed and produced according to the size and the structure of a knife body of the bending knife equipped for a bending machine, the shape and the size of the upper end of the upper die are consistent with those of the knife body of the bending knife, the upper die can be matched and clamped with the bending machine, the lower end of the upper die is a convex die, and a lower die matched with the upper die is correspondingly produced. When the last mould width size of required manufacturing is great, for the manufacturing of the mould of conveniently going up, can set up the mould into the split type structure along width direction, during processing production, go up the mould and process production alone on each segment, then install the mould of assembling on the bender with each segment on the mould.
In this embodiment, as shown in fig. 4, in order to simplify the structure of the die structure, the thickness of the bending blade body 23 may be directly set to be the same as the width of the groove to be processed, and the lower end of the bending blade body 23 may be directly set to be the arc-shaped protrusion 29 to form the male die. Because the two sides of the convex die do not have a plane structure in the embodiment, the bending lower die with a proper size is equipped, and the rib pressing die upper die can be used as a bending knife.
In the embodiment of the rib plate manufacturing method, the rib groove to be machined on the plate-shaped component is taken as the sinking groove, and the rib plate manufacturing method is described.
The rib pressing die is mounted on a bending machine to press ribs on the plate-shaped part, and the structure of the rib pressing die is used, the rib pressing die specifically comprises an upper die which is used as the rib pressing die and used for utilizing a bending knife, the bending knife is arranged to be a male die and matched with a lower die of the rib pressing die, rib pressing processing is carried out on the plate-shaped part on the bending machine, meanwhile, in order to prevent the plate-shaped part from being located on the side portion of the groove from tilting in the rib pressing processing process, edge pressing bodies are arranged on the front side, the rear side, the left side and the right side of the upper die, and the edge pressing bodies are used for pressing the plate-shaped part located on. Specifically, the manufactured beading die has the same structure, production and manufacturing method and using method as the beading die in the above embodiments, and details are not repeated herein.
It should be emphasized that, in the process of manufacturing the rib plate by using the above method, in order to avoid springback of the rib plate after forming, after the rib pressing is completed by matching the upper die and the lower die, the pressure is maintained for a period of time and then the die is opened, and the specific pressure maintaining time can be determined according to actual working conditions, such as the plasticity of the plate-shaped component material, the deformation of the groove and the like. Of course, pressure holding may not be necessary for a plate-like member having good plasticity and being less likely to undergo resilient deformation after deformation.
Claims (10)
1. A rib pressing die comprises an upper die and a lower die, wherein the lower die is a female die;
the bending die is characterized in that the upper die comprises a bending tool body, and the part of the bending tool body corresponding to the upper die is a male die matched with the lower die;
the beading die is characterized in that the beading die further comprises a beading body arranged on the front side and the rear side of the upper die, the beading body is provided with a beading surface for compacting the parts of the plate-shaped component on the two sides of the groove in the beading process and preventing the parts of the plate-shaped component on the two sides of the groove from tilting in the beading process.
2. The beading die according to claim 1, wherein the beading body is a bead having a length extending in a width direction of the upper die, and a lower surface of the bead constitutes the beading surface.
3. A beading die according to claim 1 or 2, wherein the beading body is detachably mounted on the upper die.
4. The beading die according to claim 1, wherein the lower end of the upper die is a flat surface having a protrusion in the middle, the protrusion constituting the male die.
5. The beading die according to claim 4, wherein the upper die has a flat mounting surface for mounting the beading body on the front and rear sides of the lower end thereof.
6. The beading die according to claim 1, wherein the lower die has a sectional structure in a longitudinal direction.
7. A method for manufacturing a ribbed plate is characterized in that,
installing a rib pressing die on a bending machine to press ribs on the plate-shaped part;
the rib pressing die comprises an upper die and a lower die, and the lower die is a female die;
the upper die comprises a bending cutter body, and the part of the corresponding bending cutter head is arranged to be a male die matched with the lower die;
the beading die is characterized in that the beading die further comprises a beading body arranged on the front side and the rear side of the upper die, the beading body is provided with a beading surface for compacting the parts of the plate-shaped component on the two sides of the groove in the beading process and preventing the parts of the plate-shaped component on the two sides of the groove from tilting in the beading process.
8. The method of manufacturing a rib plate according to claim 7, wherein said lower die is formed in a sectional structure along a length direction.
9. The method for manufacturing the rib plate according to claim 7, wherein the lower end of the upper die is a plane, and a protrusion matched with the shape of the groove to be formed is arranged in the middle of the plane to form the male die.
10. The method for manufacturing a rib plate according to claim 7, wherein after the rib pressing is completed by matching the upper die with the lower die, the die is opened after maintaining the pressure for a certain period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910843914.7A CN112453210A (en) | 2019-09-06 | 2019-09-06 | Rib pressing die and rib plate manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910843914.7A CN112453210A (en) | 2019-09-06 | 2019-09-06 | Rib pressing die and rib plate manufacturing method |
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| Publication Number | Publication Date |
|---|---|
| CN112453210A true CN112453210A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910843914.7A Pending CN112453210A (en) | 2019-09-06 | 2019-09-06 | Rib pressing die and rib plate manufacturing method |
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| CN201239760Y (en) * | 2008-08-15 | 2009-05-20 | 中国石油兰州石油化工公司 | Sectional type bender tool bit |
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